[Talk-us] access road routing - two real world cases

jfeldredge.com john at jfeldredge.com
Fri Jan 2 02:52:48 UTC 2015


The  equivalent sign in the USA states either "No Thru Traffic" or "Local 
Traffic Only". While the standard written spelling is "through", the 
shortened spelling "Thru" is standard on road signs.

-- 
John F. Eldredge -- john at jfeldredge.com
"Darkness cannot drive out darkness; only light can do that. Hate cannot 
drive out hate; only love can do that." -- Martin Luther King, Jr.



On January 1, 2015 5:01:07 PM Harald Kliems <kliems at gmail.com> wrote:

> I don't think that this is a tagging but a routing problem. It seems easy
> enough to me to program a router "do not use roads with access=private
> unless they are the first or last segment of a route" or something along
> those lines.
>
> RE: access=destination. Not sure  what the convention is in the US, but in
> Germany this is mainly used for public roads open only to people living or
> having business to do on the road, usually to prevent through-traffic.
> There is an official road sign for this
> http://de.wikipedia.org/wiki/Anlieger#mediaviewer/File:Zusatzzeichen_1020-30.svg
>
>
>  Harald.
>
> On Thu Jan 01 2015 at 1:40:52 PM stevea <steveaOSM at softworkers.com> wrote:
>
> > >i suppose OSM could use access=permissive for
> > >the preferred route, but that usage doesn't match
> > >well with the current language for permissive.
> >
> > Richard, I'm not sure this is a perfect solution, but it could work.
> > What about using access=destination ("Only when travelling to this
> > element...") on that segment where traffic should be "directed to" by
> > a router, then adding a rule to the router to be sensitive to
> > access=destination segments?  This would actually solve the problem
> > and make the router even better than for just this exact case.
> > However, while it might overload the semantics for
> > access=destination, through careful implementation of the router
> > rule, it could improve it.
> >
> > SteveA
> > California
> >
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> >
>
>
>
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